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    • 1. 发明授权
    • Valve manifolds for simulated moving bed chromatography
    • US11648490B2
    • 2023-05-16
    • US17113311
    • 2020-12-07
    • Cytiva Sweden AB
    • Klaus GebauerBjorn Markus Olovsson
    • B01D15/18G01N30/20G01N30/42G01N30/46G01N30/88
    • B01D15/1842G01N30/20G01N30/461G01N30/466G01N30/467G01N30/88G01N30/42G01N30/468G01N2030/205G01N2030/8881
    • Disclosed is a device for chromatographic separations comprising: a manifold comprising a manifold body defining an elongate central duct, the central duct comprising a centrally-located closable duct valve providing selective fluid communication between a first portion of the central duct and an opposed second portion of the central duct, a first plurality of connectors, each connector of the first plurality of connectors for connecting to a distinct chromatographic separation column and/or feed or extraction tubing or to a connector of an adjacent manifold; a second plurality of connectors, each connector of the second plurality of connectors for connecting to a distinct chromatographic separation column and/or feed or extraction tubing or to a connector of an adjacent manifold; wherein said manifold body further defines: a first plurality of branch ducts, each branch duct of which extending from the first portion of the central duct to an individual one of the first plurality of connectors, each of the branch ducts of the first plurality of branch ducts comprising a closable branch valve providing selectable fluid communication between a respective connector and the first portion of the central duct, a second plurality of branch ducts, each branch duct of which extending from the second portion of the central duct to an individual one of the second plurality of connectors, each of the branch ducts of the second plurality of branch ducts comprising a closable branch valve providing selectable fluid communication between a respective connector and the second portion of the central duct; first and second ports in fluid communication with the centrally-located closable duct valve wherein said first port communicates with said first portion of the central duct and said second port communicates with said second portion of said central duct, wherein one of said first and second ports is further positioned to communicate with said central duct at a location between the centrally-located closable duct valve and the first and second plurality of branch ducts, respectively.
    • 8. 发明申请
    • PLATE-TYPE CAPILLARY COLUMN, CAPILLARY COLUMN UNIT, AND CHROMATOGRAPH USING SAME
    • 板式毛细管柱,毛细管柱单元和使用其的色谱图
    • US20140165841A1
    • 2014-06-19
    • US14233490
    • 2012-08-03
    • Takahiro Otsuka
    • Takahiro Otsuka
    • B01D53/02
    • G01N30/606B01D53/025G01N30/467G01N30/468G01N30/6039G01N30/6095G01N2030/8881
    • A plate-type capillary column has extensibility that enables a capillary to be extended as a whole to improve resolution of a chromatograph by stacking respective plate-type capillary columns. The capillary column is provided with a plate having first and second face plate parts that face each other; a capillary that is formed inside the plate; a first bottom-equipped hole connected to one end part of the capillary and formed to open in the first face plate part; and a second bottom-equipped hole connected to the other end part and formed to open in the second face plate part, wherein as viewed from a direction vertical to the first face plate part or the second face plate part, on a capillary column first virtual circle, passing through the second bottom-equipped hole, one or more through-holes penetrating through the first face plate part and the second face plate part are formed.
    • 板式毛细管柱具有伸长性,使毛细管作为整体延伸,以通过堆叠相应的板式毛细管柱来提高色谱分离度。 毛细管柱设置有具有彼此相对的第一和第二面板部分的板; 形成在板内的毛细管; 连接到毛细管的一个端部并形成为在第一面板部分中打开的第一底部设有孔; 以及与所述另一端部连接并形成为在所述第二面板部开口的第二底部配置孔,其中,从垂直于所述第一面板部或所述第二面板部的方向观察,在毛细管柱上, 圆通过第二底部设置的孔,形成穿过第一面板部和第二面板部的一个或多个通孔。
    • 10. 发明申请
    • GAS CHROMATOGRAPHY CAPILLARY DEVICES AND METHODS
    • 气体色谱法毛细管装置和方法
    • US20090308137A1
    • 2009-12-17
    • US12138124
    • 2008-06-12
    • RON W. CURRIEDAVID CHRISTIANSEN
    • RON W. CURRIEDAVID CHRISTIANSEN
    • G01N30/02D01D5/24B01D53/02B29C47/02
    • G01N30/56B29C47/0014B29C47/0026B29C47/06B29L2023/00G01N30/467G01N30/6043G01N30/6078G01N2030/025G01N2030/3061G01N2030/567
    • A multicapillary bundle for use in a gas chromatograph. Each of the capillaries in the bundle is formed using a coating solution containing a stationary phase and a solvent. The capillaries are coated with stationary phase by reducing pressure at a vacuum end of the capillary and creating a moving interface between the coating solution and a film of stationary phase deposited on each of the capillaries. The reducing pressure at the vacuum end of the capillary and the temperature of the capillary are controlled to maintain motion of the moving interface away from the vacuum end of the capillary. Maintained movement of the interface prevents recoating of the stationary phase. A heating wire and capillaries are embedded in a thermally conductive polymer to create a highly responsive method of heating the multicapillary column. An electronic control device controls the feedback temperature of the multicapillary column using the heating wire.
    • 用于气相色谱仪的多毛细管束。 束中的每个毛细管是使用含有固定相和溶剂的涂布溶液形成的。 通过在毛细管的真空端减小压力并在涂覆溶液和沉积在每个毛细管上的固定相的膜之间产生移动界面,毛细管被固定相涂覆。 控制毛细管真空端的减压和毛细管的温度,以保持移动界面的运动远离毛细管的真空端。 维护接口的运动可防止固定相重新涂覆。 将加热丝和毛细管嵌入导热聚合物中以产生加热多毛细管柱的高反应性方法。 电子控制装置使用加热丝来控制多毛柱的反馈温度。